Risk Assessment of Debris Flow in Huyugou River Basin Based on Machine Learning and Mass Flow

Figure 4

Quantitative classification and grading results of factor susceptibility. (a) River basin area; (b) channel length. (c) Average slope of the river basin; (d) peak flow. (e) Relative elevation difference; (f) shape coefficient. (g) Vegetation coverage; (h) longitudinal shrinking slope of the main gully.

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